QSC ISA-450 Commercial Power Amplifier

BH #QSISA450 • MFR #ISA450
QSC
QSC ISA-450 Commercial Power Amplifier
Key Features
  • 260W Per Channel @ 8 Ohms
  • Protection Circuitry
  • Built-In HD-15 DataPort V2
  • DSP Interface Capability
The ISA-450 Commercial Power Amplifier from QSC is a 3-RU rackmount power amplifier designed specifically for sound contractors. It can be used as a low-impedance solution rated for 2-Ohm operation at 700W per side, or 8-Ohm operation at 260W per side. The versatile loading options, feature set, and protection circuitry, in addition to the built-in HD-15 DataPort V2 DSP interface capability, ensures a high-value, cost-effective solution for budget-minded installations.
Special Order
Expected availability: 7-10 business days
$800.00

Important Notice

  • This item is noncancelable and nonreturnable.

QSC ISA-450 Commercial Power Amplifier

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QSC 450 Overview

The ISA-450 Commercial Power Amplifier from QSC is a 3-RU rackmount power amplifier designed specifically for sound contractors. It can be used as a low-impedance solution rated for 2-Ohm operation at 700W per side, or 8-Ohm operation at 260W per side. The versatile loading options, feature set, and protection circuitry, in addition to the built-in HD-15 DataPort V2 DSP interface capability, ensures a high-value, cost-effective solution for budget-minded installations.

The ISA-450 is housed in a rugged all-metal chassis that features rear-panel gain controls for tamper-resistant operation and 2 dB detents for quick and repeatable settings. The inputs include both XLR and detachable Euro-style connectors, and the outputs feature covered barrier-strip connectors for full safety agency compliance.

High-output stereo power amplifier for low-impedance contractor installation applications
Rear-panel gain controls for tamper-resistant operation with 2 dB detents for quick and repeatable settings
DataPort V2 HD-15 connector for use with DPV2-compatible external signal processing accessories
Full short-circuit, open-circuit, thermal, ultrasonic, and RF protection
Independent defeatable clip limiters for reduced distortion, selectable 30 Hz or 70 Hz high-pass filters protect speakers and prevent speaker transformer saturation
Front panel indicators include power, signal, and clip; Stereo, Bridge and Parallel operating modes
Automatic variable-speed fan for quiet normal operation with maximum cooling; rear-to-front air flow
XLR and detachable Euro style input connectors, covered barrier-strip output connectors with full safety agency compliance
UPC: 684284003911

QSC 450 Specs

Power Amplifier
Number of Channels2
Power Rating2 Ohms:
700 W per Channel
8 Ohms:
260 W per Channel
900 W Bridged
Performance
ProtectionsReactive/Mismatched Load
Frequency Response20 Hz to 20 kHz ±1 dB
Damping Factor>200 at 8 Ohms
Input Sensitivity1.07 Vrms
Input Impedance20 Kilohms (Balanced)
10 Kilohms (Unbalanced)
Max Gain33 dB
SNR100 dB
THD4 / 8 Ohms:
<0.03% (Full Range, at Rated Power -10 dB)
Connectivity
I/O2 x Barrier Strip Output (Covered)
2 x XLR 3-Pin Balanced Input
2 x Euroblock 3-Pin Input (Detachable)
Digital I/O1 x DE-15/DB-15 DataPort 2.0 Input
Power
Current Consumption0.5 A (Idle)
8 Ohms:
3.7 A (1/8 Power)
2 Ohms:
9.3 A (1/8 Power)
Physical
Display & Indicators2 x Red LED (Clip)
2 x Green LED (Signal)
1 x Green LED (Power)
CoolingFan (Variable Speed)
Dimensions5.2 x 19.0 x 15.9" / 133.0 x 483.0 x 400.0 mm
Weight42 lb / 19.1 kg
Packaging Info
Package Weight52.65 lb
Box Dimensions (LxWxH)23.9 x 22 x 8.9"
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